# Latest **URL:** https://fspm.discourse.group/latest.md [Latest](https://fspm.discourse.group/latest.md) · [Categories](https://fspm.discourse.group/categories.md) · [Tags](https://fspm.discourse.group/tags.md) --- ## [Master level internship in FSPM calibration at Forschungszentrum Jülich, IBG-3, Germany](https://fspm.discourse.group/t/master-level-internship-in-fspm-calibration-at-forschungszentrum-julich-ibg-3-germany/397)
**Author:** [@monaGiraud](https://fspm.discourse.group/u/monaGiraud)\ **Replies:** 0\ **Last updated:** [May 11, 2026, 8:53am UTC](https://fspm.discourse.group/t/master-level-internship-in-fspm-calibration-at-forschungszentrum-julich-ibg-3-germany/397 "2026-05-11T08:53:19Z")
Dear all, We are looking for a master’s student to carry out a master’s thesis within our group. More information is available via the link below: To forward to potential candidates. Thanks! With kind regards, Mona… --- ## [PhD position at Forschungszentrum Jülich, IBG-3, Germany](https://fspm.discourse.group/t/phd-position-at-forschungszentrum-julich-ibg-3-germany/396)
**Author:** [@aschnepf](https://fspm.discourse.group/u/aschnepf)\ **Replies:** 0\ **Last updated:** [May 7, 2026, 12:15pm UTC](https://fspm.discourse.group/t/phd-position-at-forschungszentrum-julich-ibg-3-germany/396 "2026-05-07T12:15:33Z")
Dear all, I would like to draw your attention to this PhD position currently advertised in my group: With kind regards, Andrea Schnepf --- ## [Save the date for the 11th International FSPM 2026 Conference in Montpellier, France!](https://fspm.discourse.group/t/save-the-date-for-the-11th-international-fspm-2026-conference-in-montpellier-france/377)
**Author:** [@jbdurand](https://fspm.discourse.group/u/jbdurand)\ **Replies:** 1\ **Last updated:** [February 26, 2026, 9:59am UTC](https://fspm.discourse.group/t/save-the-date-for-the-11th-international-fspm-2026-conference-in-montpellier-france/377 "2026-02-26T09:59:58Z")
We are pleased to announce that the 11th International Conference on Functional-Structural Plant Models (FSPM) will take place in Montpellier, France, from October 12th to 16th, 2026. Held every three years, the FSPM co… --- ## [New OpenAlea Release](https://fspm.discourse.group/t/new-openalea-release/391)
**Author:** [@thomasA](https://fspm.discourse.group/u/thomasA)\ **Replies:** 0\ **Last updated:** [February 20, 2026, 1:54pm UTC](https://fspm.discourse.group/t/new-openalea-release/391 "2026-02-20T13:54:45Z")
We are proud to announce the release 2025 of OpenAlea platform! The following packages have been released: Formalism and data structure - openalea.plantgl 3.23.2: 3D Plant Geometric Library - openalea.mtg2.3.0: Multi… --- ## [Attribute different visible layer to different organs](https://fspm.discourse.group/t/attribute-different-visible-layer-to-different-organs/389)
**Author:** [@michele.butturini](https://fspm.discourse.group/u/michele.butturini)\ **Replies:** 1\ **Last updated:** [January 28, 2026, 1:12pm UTC](https://fspm.discourse.group/t/attribute-different-visible-layer-to-different-organs/389 "2026-01-28T13:12:07Z")
Hi, I am trying to attribute different visible layers to different organs so that i can export them separately. How can I do that? At the moment they are all under the same layer --- ## [Embedding RGG processor into other engines/tools](https://fspm.discourse.group/t/embedding-rgg-processor-into-other-engines-tools/390)
**Author:** [@guilhermevbagio](https://fspm.discourse.group/u/guilhermevbagio)\ **Replies:** 3\ **Last updated:** [January 22, 2026, 3:33pm UTC](https://fspm.discourse.group/t/embedding-rgg-processor-into-other-engines-tools/390 "2026-01-22T15:33:20Z")
Hello, I have interest in contributing to GroIMP. It occurred to me that it would be very useful to be able to use RGG files as a source for procedural plants in other tools and engines (Unity, Unreal, Godot, Blender, e… --- ## [Up-to-date documentation and setup instructions](https://fspm.discourse.group/t/up-to-date-documentation-and-setup-instructions/386)
**Author:** [@Neil\_White](https://fspm.discourse.group/u/Neil_White)\ **Replies:** 2\ **Last updated:** [December 5, 2025, 12:22am UTC](https://fspm.discourse.group/t/up-to-date-documentation-and-setup-instructions/386 "2025-12-05T00:22:30Z")
As part of a review of technologies for light interception and distribution in fruit tree canopies (esp. avocado) I’m looking for the most up-to-date instructions for setting up OpenAlea on a Mac and Windows. I’m intere… --- ## [Professorship Position Advertisement](https://fspm.discourse.group/t/professorship-position-advertisement/388)
**Author:** [@aschnepf](https://fspm.discourse.group/u/aschnepf)\ **Replies:** 0\ **Last updated:** [December 4, 2025, 9:42am UTC](https://fspm.discourse.group/t/professorship-position-advertisement/388 "2025-12-04T09:42:10Z")
Dear all, please find here an advertisement for an FSPM professorship at the University of Bonn, Germany. With kind regards, Andrea The University of Bonn is an international research university with a wide education … --- ## [How to make GroIMP simulations fully reproducible across runs (same random seed)?](https://fspm.discourse.group/t/how-to-make-groimp-simulations-fully-reproducible-across-runs-same-random-seed/384)
**Author:** [@michele.butturini](https://fspm.discourse.group/u/michele.butturini)\ **Replies:** 2\ **Last updated:** [November 28, 2025, 9:05am UTC](https://fspm.discourse.group/t/how-to-make-groimp-simulations-fully-reproducible-across-runs-same-random-seed/384 "2025-11-28T09:05:15Z")
Hi everyone, I’m trying to make my GroIMP-based model give identical results across repeated runs under the same input conditions. My goal is full reproducibility for debugging and validation. Currently, I’m setting th… --- ## [PhD position on FSP modelling at Wageningen University](https://fspm.discourse.group/t/phd-position-on-fsp-modelling-at-wageningen-university/387)
**Author:** [@ksmolen](https://fspm.discourse.group/u/ksmolen)\ **Replies:** 0\ **Last updated:** [November 27, 2025, 2:04pm UTC](https://fspm.discourse.group/t/phd-position-on-fsp-modelling-at-wageningen-university/387 "2025-11-27T14:04:43Z")
Dear FSPM network, A PhD position on FSP modelling within the Robotic Intercropping project has opened at Wageningen University. Please forward to potentially interested candidates. Many thanks! Two PhD positions Funct… --- ## [Seeking two Master-level internships in Montpellier about cocoa trees and lidar](https://fspm.discourse.group/t/seeking-two-master-level-internships-in-montpellier-about-cocoa-trees-and-lidar/385)
**Author:** [@rvezy](https://fspm.discourse.group/u/rvezy)\ **Replies:** 0\ **Last updated:** [November 5, 2025, 3:39pm UTC](https://fspm.discourse.group/t/seeking-two-master-level-internships-in-montpellier-about-cocoa-trees-and-lidar/385 "2025-11-05T15:39:01Z")
Analysis of the relationships between cocoa tree architecture and pod production in agroforests using terrestrial lidar data Detailed characterization of leaf surface distribution and light environment in cocoa agrofore… --- ## [C4 model similar to Farquhar-wheat](https://fspm.discourse.group/t/c4-model-similar-to-farquhar-wheat/383)
**Author:** [@maryfrancis](https://fspm.discourse.group/u/maryfrancis)\ **Replies:** 0\ **Last updated:** [August 28, 2025, 7:27pm UTC](https://fspm.discourse.group/t/c4-model-similar-to-farquhar-wheat/383 "2025-08-28T19:27:53Z")
Hello, Is there an implementation of a C4 photosynthesis model in the OpenAlea project similar to the “Farquhar Wheat” model ( farquhar-wheat/farquharwheat at 62bd7bf117de613f25d1367a10ab528c46903f14 · openalea-incubato… --- ## [Contribute to the special issue on Resilience to drought](https://fspm.discourse.group/t/contribute-to-the-special-issue-on-resilience-to-drought/382)
**Author:** [@insilicoPlants](https://fspm.discourse.group/u/insilicoPlants)\ **Replies:** 0\ **Last updated:** [August 18, 2025, 10:21pm UTC](https://fspm.discourse.group/t/contribute-to-the-special-issue-on-resilience-to-drought/382 "2025-08-18T22:21:48Z")
As part of Interdrought VIII, in silico Plants is publishing a special issue dedicated to the latest advances in modeling approaches that contribute to understanding and improving crop resilience under drought and other … --- ## [A wikipedia page for FSPM - Community effort](https://fspm.discourse.group/t/a-wikipedia-page-for-fspm-community-effort/356)
**Author:** [@michele.butturini](https://fspm.discourse.group/u/michele.butturini)\ **Replies:** 3\ **Last updated:** [July 8, 2025, 12:23pm UTC](https://fspm.discourse.group/t/a-wikipedia-page-for-fspm-community-effort/356 "2025-07-08T12:23:28Z")
Hi, I noticed that there is no wikipedia page about Functional structural plant models. I think that we should create one since wikipedia is often the first step for many new students to get to know a topic or a discipl… --- ## [New Forum Section: Helios](https://fspm.discourse.group/t/new-forum-section-helios/374)
**Author:** [@michele.butturini](https://fspm.discourse.group/u/michele.butturini)\ **Replies:** 0\ **Last updated:** [June 16, 2025, 7:33pm UTC](https://fspm.discourse.group/t/new-forum-section-helios/374 "2025-06-16T19:33:34Z")
A new section, Helios, is now available on the FSPM forum. This section is dedicated to the Helios plant modeling software developed by the Bailey Lab at UC Davis. The first post in this section, Getting started with He… --- ## [Getting started with Helios](https://fspm.discourse.group/t/getting-started-with-helios/372)
**Author:** [@bnbailey](https://fspm.discourse.group/u/bnbailey)\ **Replies:** 0\ **Last updated:** [June 15, 2025, 9:57pm UTC](https://fspm.discourse.group/t/getting-started-with-helios/372 "2025-06-15T21:57:26Z")
The sections below outline various resources available for getting started with Helios. Hardware Helios runs on Windows, Linux, and MacOS. Several model plug-ins (e.g., radiation) require an NVIDIA GPU. This also mea… --- ## [\[Sovled\] How to get a direct light source with a definable range of incidence](https://fspm.discourse.group/t/sovled-how-to-get-a-direct-light-source-with-a-definable-range-of-incidence/364)
**Author:** [@j\_lp](https://fspm.discourse.group/u/j_lp)\ **Replies:** 1\ **Last updated:** [June 2, 2025, 6:36am UTC](https://fspm.discourse.group/t/sovled-how-to-get-a-direct-light-source-with-a-definable-range-of-incidence/364 "2025-06-02T06:36:57Z")
Hello friends from the forum, I have encountered a problem with direct light source in the process of using Groimp software, and I hope it can be solved. I’ve found that the direct light source (de.grogra.imp3d.objects.… --- ## [New GroIMP release v 2.2](https://fspm.discourse.group/t/new-groimp-release-v-2-2/368)
**Author:** [@gaetanH](https://fspm.discourse.group/u/gaetanH)\ **Replies:** 0\ **Last updated:** [May 26, 2025, 4:51pm UTC](https://fspm.discourse.group/t/new-groimp-release-v-2-2/368 "2025-05-26T16:51:44Z")
Hello everyone, We are pleased to announce that a new release of GroIMP is available (Releases · Grogra / GroIMP · GitLab) Main change: GroIMP now requires java 21. Add: Support up to java 25 QSM format (import/expo… --- ## [GroIMP summer school second announcement](https://fspm.discourse.group/t/groimp-summer-school-second-announcement/365)
**Author:** [@tim](https://fspm.discourse.group/u/tim)\ **Replies:** 0\ **Last updated:** [April 24, 2025, 6:16am UTC](https://fspm.discourse.group/t/groimp-summer-school-second-announcement/365 "2025-04-24T06:16:27Z")
2025-06-01T22:00:00Z (UTC)→2025-06-04T22:00:00Z (UTC) Hi, I’m happy to share the second announcement for the GroIMP summer school. This 4-day session will be hosted in our department in Göttingen at the beginning of… --- ## [Exporting structure for multiple static simulations from dynamic GroIMP model](https://fspm.discourse.group/t/exporting-structure-for-multiple-static-simulations-from-dynamic-groimp-model/361)
**Author:** [@michele.butturini](https://fspm.discourse.group/u/michele.butturini)\ **Replies:** 6\ **Last updated:** [April 4, 2025, 2:11pm UTC](https://fspm.discourse.group/t/exporting-structure-for-multiple-static-simulations-from-dynamic-groimp-model/361 "2025-04-04T14:11:31Z")
Hi everyone, I’m working with a dynamic crop model in GroIMP. At a certain time point during growth, I’d like to pause the simulation and run a large number (a few thousand) of static simulations based on that plant st… --- ## [New GroIMP release v 2.1.7](https://fspm.discourse.group/t/new-groimp-release-v-2-1-7/362)
**Author:** [@gaetanH](https://fspm.discourse.group/u/gaetanH)\ **Replies:** 0\ **Last updated:** [April 3, 2025, 11:19am UTC](https://fspm.discourse.group/t/new-groimp-release-v-2-1-7/362 "2025-04-03T11:19:59Z")
Hello everyone, We are pleased to announce that a new release of GroIMP is available (Releases · Grogra / GroIMP · GitLab) Add: Global keyword - a keyword (like static, public, const, …) that can be used for field to… --- ## [Shader from triangulated leaf - kind of a big issue](https://fspm.discourse.group/t/shader-from-triangulated-leaf-kind-of-a-big-issue/352)
**Author:** [@michele.butturini](https://fspm.discourse.group/u/michele.butturini)\ **Replies:** 3\ **Last updated:** [March 1, 2025, 3:58pm UTC](https://fspm.discourse.group/t/shader-from-triangulated-leaf-kind-of-a-big-issue/352 "2025-03-01T15:58:23Z")
I was playing with the AlgorithmSwitchShader on my leaves (that I generate point by point to have an accurate description of the leaf and I noticed that the differentiation of the shader over the 2 sides doesn’t work pro… --- ## [Maintenance Respiration Model Accounting for Organ Age or Biomass?](https://fspm.discourse.group/t/maintenance-respiration-model-accounting-for-organ-age-or-biomass/353)
**Author:** [@michele.butturini](https://fspm.discourse.group/u/michele.butturini)\ **Replies:** 2\ **Last updated:** [February 26, 2025, 4:15pm UTC](https://fspm.discourse.group/t/maintenance-respiration-model-accounting-for-organ-age-or-biomass/353 "2025-02-26T16:15:35Z")
Hi everyone, I am developing an FSPM model of dwarf tomatoes, but I consistently obtain a lower-than-expected yield. After ruling out several factors, I suspect that I might be overestimating maintenance respiration. C… --- ## [Programming error](https://fspm.discourse.group/t/programming-error/350)
**Author:** [@wanghanrui](https://fspm.discourse.group/u/wanghanrui)\ **Replies:** 2\ **Last updated:** [February 24, 2025, 2:13pm UTC](https://fspm.discourse.group/t/programming-error/350 "2025-02-24T14:13:06Z")
Dear community owner, when I rewrote the functional structural model of poplar tree, I modified the leaf inclination and azimuth in the sample programme to simulate the random growth of poplar tree leaves more realistica… --- ## [GroIMP Summer school](https://fspm.discourse.group/t/groimp-summer-school/351)
**Author:** [@tim](https://fspm.discourse.group/u/tim)\ **Replies:** 0\ **Last updated:** [February 21, 2025, 2:07pm UTC](https://fspm.discourse.group/t/groimp-summer-school/351 "2025-02-21T14:07:32Z")
In the first week of June 2025, we will host a GroIMP summer school in Göttingen. This event will serve to give an introduction to the platform, to help participants getting started with modelling and with their own m… --- ## [New GroIMP release v 2.1.6](https://fspm.discourse.group/t/new-groimp-release-v-2-1-6/347)
**Author:** [@gaetanH](https://fspm.discourse.group/u/gaetanH)\ **Replies:** 0\ **Last updated:** [February 19, 2025, 2:04pm UTC](https://fspm.discourse.group/t/new-groimp-release-v-2-1-6/347 "2025-02-19T14:04:03Z")
Hello everyone, We are pleased to announce that a new release of GroIMP is available (Releases · Grogra / GroIMP · GitLab) Main additions: Proxy ? (untested) : I never used proxy so I am not sure about this one. But … --- ## [Summer School Advanced Soil Physics: Soil-Plant-Water Flow](https://fspm.discourse.group/t/summer-school-advanced-soil-physics-soil-plant-water-flow/346)
**Author:** [@aschnepf](https://fspm.discourse.group/u/aschnepf)\ **Replies:** 0\ **Last updated:** [February 11, 2025, 4:07pm UTC](https://fspm.discourse.group/t/summer-school-advanced-soil-physics-soil-plant-water-flow/346 "2025-02-11T16:07:17Z")
Dear all, We are pleased to announce the upcoming 2nd Summer School on Advanced Soil Physics: Soil-Plant-Water Flow, which will take place at UCLouvain, Belgium, from 8 to 12 September 2025. The summer school is design… --- ## [Export FSPM as a pointcloud programmatically](https://fspm.discourse.group/t/export-fspm-as-a-pointcloud-programmatically/343)
**Author:** [@Jaspreet](https://fspm.discourse.group/u/Jaspreet)\ **Replies:** 8\ **Last updated:** [January 30, 2025, 10:13am UTC](https://fspm.discourse.group/t/export-fspm-as-a-pointcloud-programmatically/343 "2025-01-30T10:13:31Z")
Hi I am interested in exporting FSPM as a pointcloud without using user interface. Is it possible because I’m unable to do so. --- ## [Announcement: New article type for teaching plant models, tools and platforms](https://fspm.discourse.group/t/announcement-new-article-type-for-teaching-plant-models-tools-and-platforms/344)
**Author:** [@insilicoPlants](https://fspm.discourse.group/u/insilicoPlants)\ **Replies:** 0\ **Last updated:** [January 17, 2025, 3:29pm UTC](https://fspm.discourse.group/t/announcement-new-article-type-for-teaching-plant-models-tools-and-platforms/344 "2025-01-17T15:29:02Z")
The in silico Plants (isP) journal is launching a new article type that can be used for teaching plant models, tools and platforms to those unfamiliar with modelling. Methods for Plant Modeling papers present new or exi… --- ## [A beginner's guide to GroIMP](https://fspm.discourse.group/t/a-beginners-guide-to-groimp/195)
**Author:** [@michele.butturini](https://fspm.discourse.group/u/michele.butturini)\ **Replies:** 4\ **Last updated:** [January 22, 2025, 1:48pm UTC](https://fspm.discourse.group/t/a-beginners-guide-to-groimp/195 "2025-01-22T13:48:14Z")
I recall my struggles as a student when I first delved into FSPM using GroIMP. I found it challenging to navigate and locate the appropriate learning resources. Even now, with more experience, I sometimes encounter diffi… [Next page](https://fspm.discourse.group/latest.md?page=1)